688 lines
24 KiB
Python
688 lines
24 KiB
Python
"""
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svn-Command based Implementation of a Subversion WorkingCopy Path.
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SvnWCCommandPath is the main class.
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SvnWC is an alias to this class.
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"""
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import os, sys, time, re, calendar
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import py
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from py.__.path import common
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from py.__.path.svn import cache
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from py.__.path.svn import svncommon
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DEBUG = 0
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rex_blame = re.compile(r'\s*(\d+)\s*(\S+) (.*)')
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class SvnWCCommandPath(common.FSPathBase):
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""" path implementation offering access/modification to svn working copies.
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It has methods similar to the functions in os.path and similar to the
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commands of the svn client.
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"""
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sep = os.sep
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def __new__(cls, wcpath=None, auth=None):
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self = object.__new__(cls)
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if isinstance(wcpath, cls):
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if wcpath.__class__ == cls:
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return wcpath
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wcpath = wcpath.localpath
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if svncommon._check_for_bad_chars(str(wcpath),
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svncommon.ALLOWED_CHARS):
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raise ValueError("bad char in wcpath %s" % (wcpath, ))
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self.localpath = py.path.local(wcpath)
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self.auth = auth
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return self
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strpath = property(lambda x: str(x.localpath), None, None, "string path")
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def __eq__(self, other):
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return self.localpath == getattr(other, 'localpath', None)
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def _geturl(self):
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if getattr(self, '_url', None) is None:
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info = self.info()
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self._url = info.url #SvnPath(info.url, info.rev)
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assert isinstance(self._url, str)
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return self._url
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url = property(_geturl, None, None, "url of this WC item")
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def _escape(self, cmd):
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return svncommon._escape_helper(cmd)
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def dump(self, obj):
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""" pickle object into path location"""
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return self.localpath.dump(obj)
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def svnurl(self):
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""" return current SvnPath for this WC-item. """
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info = self.info()
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return py.path.svnurl(info.url)
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def __repr__(self):
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return "svnwc(%r)" % (self.strpath) # , self._url)
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def __str__(self):
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return str(self.localpath)
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def _makeauthoptions(self):
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if self.auth is None:
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return ''
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return self.auth.makecmdoptions()
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def _authsvn(self, cmd, args=None):
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args = args and list(args) or []
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args.append(self._makeauthoptions())
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return self._svn(cmd, *args)
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def _svn(self, cmd, *args):
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l = ['svn %s' % cmd]
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args = [self._escape(item) for item in args]
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l.extend(args)
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l.append('"%s"' % self._escape(self.strpath))
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# try fixing the locale because we can't otherwise parse
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string = svncommon.fixlocale() + " ".join(l)
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if DEBUG:
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print "execing", string
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try:
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try:
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key = 'LC_MESSAGES'
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hold = os.environ.get(key)
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os.environ[key] = 'C'
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out = py.process.cmdexec(string)
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finally:
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if hold:
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os.environ[key] = hold
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else:
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del os.environ[key]
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except py.process.cmdexec.Error, e:
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strerr = e.err.lower()
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if strerr.find('file not found') != -1:
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raise py.error.ENOENT(self)
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if (strerr.find('file exists') != -1 or
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strerr.find('file already exists') != -1 or
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strerr.find("can't create directory") != -1):
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raise py.error.EEXIST(self)
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raise
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return out
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def switch(self, url):
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""" switch to given URL. """
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self._authsvn('switch', [url])
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def checkout(self, url=None, rev=None):
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""" checkout from url to local wcpath. """
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args = []
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if url is None:
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url = self.url
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if rev is None or rev == -1:
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if (py.std.sys.platform != 'win32' and
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svncommon._getsvnversion() == '1.3'):
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url += "@HEAD"
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else:
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if svncommon._getsvnversion() == '1.3':
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url += "@%d" % rev
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else:
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args.append('-r' + str(rev))
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args.append(url)
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self._authsvn('co', args)
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def update(self, rev = 'HEAD'):
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""" update working copy item to given revision. (None -> HEAD). """
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self._authsvn('up', ['-r', rev])
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def write(self, content, mode='wb'):
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""" write content into local filesystem wc. """
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self.localpath.write(content, mode)
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def dirpath(self, *args):
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""" return the directory Path of the current Path. """
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return self.__class__(self.localpath.dirpath(*args), auth=self.auth)
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def _ensuredirs(self):
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parent = self.dirpath()
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if parent.check(dir=0):
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parent._ensuredirs()
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if self.check(dir=0):
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self.mkdir()
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return self
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def ensure(self, *args, **kwargs):
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""" ensure that an args-joined path exists (by default as
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a file). if you specify a keyword argument 'directory=True'
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then the path is forced to be a directory path.
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"""
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try:
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p = self.join(*args)
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if p.check():
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if p.check(versioned=False):
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p.add()
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return p
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if kwargs.get('dir', 0):
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return p._ensuredirs()
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parent = p.dirpath()
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parent._ensuredirs()
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p.write("")
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p.add()
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return p
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except:
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error_enhance(sys.exc_info())
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def mkdir(self, *args):
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""" create & return the directory joined with args. """
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if args:
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return self.join(*args).mkdir()
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else:
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self._svn('mkdir')
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return self
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def add(self):
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""" add ourself to svn """
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self._svn('add')
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def remove(self, rec=1, force=1):
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""" remove a file or a directory tree. 'rec'ursive is
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ignored and considered always true (because of
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underlying svn semantics.
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"""
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assert rec, "svn cannot remove non-recursively"
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if not self.check(versioned=True):
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# not added to svn (anymore?), just remove
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py.path.local(self).remove()
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return
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flags = []
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if force:
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flags.append('--force')
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self._svn('remove', *flags)
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def copy(self, target):
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""" copy path to target."""
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py.process.cmdexec("svn copy %s %s" %(str(self), str(target)))
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def rename(self, target):
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""" rename this path to target. """
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py.process.cmdexec("svn move --force %s %s" %(str(self), str(target)))
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# XXX a bit scary to assume there's always 2 spaces between username and
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# path, however with win32 allowing spaces in user names there doesn't
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# seem to be a more solid approach :(
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_rex_status = re.compile(r'\s+(\d+|-)\s+(\S+)\s+(.+?)\s{2,}(.*)')
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def lock(self):
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""" set a lock (exclusive) on the resource """
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out = self._authsvn('lock').strip()
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if not out:
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# warning or error, raise exception
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raise Exception(out[4:])
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def unlock(self):
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""" unset a previously set lock """
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out = self._authsvn('unlock').strip()
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if out.startswith('svn:'):
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# warning or error, raise exception
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raise Exception(out[4:])
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def cleanup(self):
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""" remove any locks from the resource """
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# XXX should be fixed properly!!!
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try:
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self.unlock()
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except:
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pass
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def status(self, updates=0, rec=0, externals=0):
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""" return (collective) Status object for this file. """
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# http://svnbook.red-bean.com/book.html#svn-ch-3-sect-4.3.1
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# 2201 2192 jum test
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# XXX
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if externals:
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raise ValueError("XXX cannot perform status() "
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"on external items yet")
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else:
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#1.2 supports: externals = '--ignore-externals'
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externals = ''
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if rec:
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rec= ''
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else:
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rec = '--non-recursive'
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# XXX does not work on all subversion versions
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#if not externals:
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# externals = '--ignore-externals'
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if updates:
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updates = '-u'
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else:
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updates = ''
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update_rev = None
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cmd = 'status -v %s %s %s' % (updates, rec, externals)
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out = self._authsvn(cmd)
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rootstatus = WCStatus(self)
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for line in out.split('\n'):
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if not line.strip():
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continue
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#print "processing %r" % line
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flags, rest = line[:8], line[8:]
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# first column
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c0,c1,c2,c3,c4,c5,x6,c7 = flags
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#if '*' in line:
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# print "flags", repr(flags), "rest", repr(rest)
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if c0 in '?XI':
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fn = line.split(None, 1)[1]
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if c0 == '?':
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wcpath = self.join(fn, abs=1)
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rootstatus.unknown.append(wcpath)
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elif c0 == 'X':
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wcpath = self.__class__(self.localpath.join(fn, abs=1),
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auth=self.auth)
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rootstatus.external.append(wcpath)
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elif c0 == 'I':
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wcpath = self.join(fn, abs=1)
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rootstatus.ignored.append(wcpath)
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continue
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#elif c0 in '~!' or c4 == 'S':
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# raise NotImplementedError("received flag %r" % c0)
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m = self._rex_status.match(rest)
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if not m:
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if c7 == '*':
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fn = rest.strip()
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wcpath = self.join(fn, abs=1)
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rootstatus.update_available.append(wcpath)
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continue
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if line.lower().find('against revision:')!=-1:
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update_rev = int(rest.split(':')[1].strip())
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continue
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# keep trying
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raise ValueError, "could not parse line %r" % line
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else:
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rev, modrev, author, fn = m.groups()
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wcpath = self.join(fn, abs=1)
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#assert wcpath.check()
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if c0 == 'M':
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assert wcpath.check(file=1), "didn't expect a directory with changed content here"
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rootstatus.modified.append(wcpath)
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elif c0 == 'A' or c3 == '+' :
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rootstatus.added.append(wcpath)
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elif c0 == 'D':
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rootstatus.deleted.append(wcpath)
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elif c0 == 'C':
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rootstatus.conflict.append(wcpath)
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elif c0 == '~':
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rootstatus.kindmismatch.append(wcpath)
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elif c0 == '!':
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rootstatus.incomplete.append(wcpath)
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elif c0 == 'R':
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rootstatus.replaced.append(wcpath)
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elif not c0.strip():
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rootstatus.unchanged.append(wcpath)
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else:
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raise NotImplementedError("received flag %r" % c0)
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if c1 == 'M':
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rootstatus.prop_modified.append(wcpath)
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# XXX do we cover all client versions here?
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if c2 == 'L' or c5 == 'K':
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rootstatus.locked.append(wcpath)
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if c7 == '*':
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rootstatus.update_available.append(wcpath)
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if wcpath == self:
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rootstatus.rev = rev
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rootstatus.modrev = modrev
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rootstatus.author = author
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if update_rev:
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rootstatus.update_rev = update_rev
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continue
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return rootstatus
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def diff(self, rev=None):
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""" return a diff of the current path against revision rev (defaulting
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to the last one).
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"""
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args = []
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if rev is not None:
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args.append("-r %d" % rev)
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out = self._authsvn('diff', args)
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return out
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def blame(self):
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""" return a list of tuples of three elements:
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(revision, commiter, line)"""
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out = self._svn('blame')
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result = []
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blamelines = out.splitlines()
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reallines = py.path.svnurl(self.url).readlines()
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for i, (blameline, line) in py.builtin.enumerate(
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zip(blamelines, reallines)):
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m = rex_blame.match(blameline)
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if not m:
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raise ValueError("output line %r of svn blame does not match "
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"expected format" % (line, ))
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rev, name, _ = m.groups()
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result.append((int(rev), name, line))
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return result
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_rex_commit = re.compile(r'.*Committed revision (\d+)\.$', re.DOTALL)
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def commit(self, msg='', rec=1):
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""" commit with support for non-recursive commits """
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from py.__.path.svn import cache
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# XXX i guess escaping should be done better here?!?
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cmd = 'commit -m "%s" --force-log' % (msg.replace('"', '\\"'),)
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if not rec:
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cmd += ' -N'
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out = self._authsvn(cmd)
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try:
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del cache.info[self]
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except KeyError:
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pass
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if out:
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m = self._rex_commit.match(out)
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return int(m.group(1))
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def propset(self, name, value, *args):
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""" set property name to value on this path. """
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d = py.path.local.mkdtemp()
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try:
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p = d.join('value')
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p.write(value)
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self._svn('propset', name, '--file', str(p), *args)
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finally:
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d.remove()
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def propget(self, name):
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""" get property name on this path. """
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res = self._svn('propget', name)
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return res[:-1] # strip trailing newline
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def propdel(self, name):
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""" delete property name on this path. """
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res = self._svn('propdel', name)
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return res[:-1] # strip trailing newline
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def proplist(self, rec=0):
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""" return a mapping of property names to property values.
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If rec is True, then return a dictionary mapping sub-paths to such mappings.
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"""
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if rec:
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res = self._svn('proplist -R')
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return make_recursive_propdict(self, res)
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else:
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res = self._svn('proplist')
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lines = res.split('\n')
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lines = map(str.strip, lines[1:])
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return svncommon.PropListDict(self, lines)
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def revert(self, rec=0):
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""" revert the local changes of this path. if rec is True, do so
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recursively. """
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if rec:
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result = self._svn('revert -R')
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else:
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result = self._svn('revert')
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return result
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def new(self, **kw):
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""" create a modified version of this path. A 'rev' argument
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indicates a new revision.
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the following keyword arguments modify various path parts:
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http://host.com/repo/path/file.ext
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|-----------------------| dirname
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|------| basename
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|--| purebasename
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|--| ext
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"""
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if kw:
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localpath = self.localpath.new(**kw)
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else:
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localpath = self.localpath
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return self.__class__(localpath, auth=self.auth)
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def join(self, *args, **kwargs):
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""" return a new Path (with the same revision) which is composed
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of the self Path followed by 'args' path components.
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"""
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if not args:
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return self
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localpath = self.localpath.join(*args, **kwargs)
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return self.__class__(localpath, auth=self.auth)
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def info(self, usecache=1):
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""" return an Info structure with svn-provided information. """
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info = usecache and cache.info.get(self)
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if not info:
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try:
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output = self._svn('info')
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except py.process.cmdexec.Error, e:
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if e.err.find('Path is not a working copy directory') != -1:
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raise py.error.ENOENT(self, e.err)
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raise
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# XXX SVN 1.3 has output on stderr instead of stdout (while it does
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# return 0!), so a bit nasty, but we assume no output is output
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# to stderr...
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if (output.strip() == '' or
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output.lower().find('not a versioned resource') != -1):
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raise py.error.ENOENT(self, output)
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info = InfoSvnWCCommand(output)
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# Can't reliably compare on Windows without access to win32api
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if py.std.sys.platform != 'win32':
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if info.path != self.localpath:
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raise py.error.ENOENT(self, "not a versioned resource:" +
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" %s != %s" % (info.path, self.localpath))
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cache.info[self] = info
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self.rev = info.rev
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return info
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def listdir(self, fil=None, sort=None):
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""" return a sequence of Paths.
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listdir will return either a tuple or a list of paths
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depending on implementation choices.
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"""
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if isinstance(fil, str):
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fil = common.fnmatch(fil)
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# XXX unify argument naming with LocalPath.listdir
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def notsvn(path):
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return path.basename != '.svn'
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paths = []
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for localpath in self.localpath.listdir(notsvn):
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p = self.__class__(localpath, auth=self.auth)
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paths.append(p)
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if fil or sort:
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paths = filter(fil, paths)
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paths = isinstance(paths, list) and paths or list(paths)
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if callable(sort):
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paths.sort(sort)
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elif sort:
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paths.sort()
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return paths
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def open(self, mode='r'):
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""" return an opened file with the given mode. """
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return open(self.strpath, mode)
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def _getbyspec(self, spec):
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return self.localpath._getbyspec(spec)
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class Checkers(py.path.local.Checkers):
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|
def __init__(self, path):
|
|
self.svnwcpath = path
|
|
self.path = path.localpath
|
|
def versioned(self):
|
|
try:
|
|
s = self.svnwcpath.info()
|
|
except (py.error.ENOENT, py.error.EEXIST):
|
|
return False
|
|
except py.process.cmdexec.Error, e:
|
|
if e.err.find('is not a working copy')!=-1:
|
|
return False
|
|
raise
|
|
else:
|
|
return True
|
|
|
|
def log(self, rev_start=None, rev_end=1, verbose=False):
|
|
""" return a list of LogEntry instances for this path.
|
|
rev_start is the starting revision (defaulting to the first one).
|
|
rev_end is the last revision (defaulting to HEAD).
|
|
if verbose is True, then the LogEntry instances also know which files changed.
|
|
"""
|
|
from py.__.path.svn.urlcommand import _Head, LogEntry
|
|
assert self.check() # make it simpler for the pipe
|
|
rev_start = rev_start is None and _Head or rev_start
|
|
rev_end = rev_end is None and _Head or rev_end
|
|
|
|
if rev_start is _Head and rev_end == 1:
|
|
rev_opt = ""
|
|
else:
|
|
rev_opt = "-r %s:%s" % (rev_start, rev_end)
|
|
verbose_opt = verbose and "-v" or ""
|
|
locale_env = svncommon.fixlocale()
|
|
# some blather on stderr
|
|
auth_opt = self._makeauthoptions()
|
|
stdin, stdout, stderr = os.popen3(locale_env +
|
|
'svn log --xml %s %s %s "%s"' % (
|
|
rev_opt, verbose_opt, auth_opt,
|
|
self.strpath))
|
|
from xml.dom import minidom
|
|
from xml.parsers.expat import ExpatError
|
|
try:
|
|
tree = minidom.parse(stdout)
|
|
except ExpatError:
|
|
# XXX not entirely sure about this exception... shouldn't it be
|
|
# some py.error.* something?
|
|
raise ValueError('no such revision')
|
|
result = []
|
|
for logentry in filter(None, tree.firstChild.childNodes):
|
|
if logentry.nodeType == logentry.ELEMENT_NODE:
|
|
result.append(LogEntry(logentry))
|
|
return result
|
|
|
|
def size(self):
|
|
""" Return the size of the file content of the Path. """
|
|
return self.info().size
|
|
|
|
def mtime(self):
|
|
""" Return the last modification time of the file. """
|
|
return self.info().mtime
|
|
|
|
def __hash__(self):
|
|
return hash((self.strpath, self.__class__, self.auth))
|
|
|
|
|
|
class WCStatus:
|
|
attrnames = ('modified','added', 'conflict', 'unchanged', 'external',
|
|
'deleted', 'prop_modified', 'unknown', 'update_available',
|
|
'incomplete', 'kindmismatch', 'ignored', 'locked', 'replaced'
|
|
)
|
|
|
|
def __init__(self, wcpath, rev=None, modrev=None, author=None):
|
|
self.wcpath = wcpath
|
|
self.rev = rev
|
|
self.modrev = modrev
|
|
self.author = author
|
|
|
|
for name in self.attrnames:
|
|
setattr(self, name, [])
|
|
|
|
def allpath(self, sort=True, **kw):
|
|
d = {}
|
|
for name in self.attrnames:
|
|
if name not in kw or kw[name]:
|
|
for path in getattr(self, name):
|
|
d[path] = 1
|
|
l = d.keys()
|
|
if sort:
|
|
l.sort()
|
|
return l
|
|
|
|
class InfoSvnWCCommand:
|
|
def __init__(self, output):
|
|
# Path: test
|
|
# URL: http://codespeak.net/svn/std.path/trunk/dist/std.path/test
|
|
# Repository UUID: fd0d7bf2-dfb6-0310-8d31-b7ecfe96aada
|
|
# Revision: 2151
|
|
# Node Kind: directory
|
|
# Schedule: normal
|
|
# Last Changed Author: hpk
|
|
# Last Changed Rev: 2100
|
|
# Last Changed Date: 2003-10-27 20:43:14 +0100 (Mon, 27 Oct 2003)
|
|
# Properties Last Updated: 2003-11-03 14:47:48 +0100 (Mon, 03 Nov 2003)
|
|
|
|
d = {}
|
|
for line in output.split('\n'):
|
|
if not line.strip():
|
|
continue
|
|
key, value = line.split(':', 1)
|
|
key = key.lower().replace(' ', '')
|
|
value = value.strip()
|
|
d[key] = value
|
|
try:
|
|
self.url = d['url']
|
|
except KeyError:
|
|
raise ValueError, "Not a versioned resource"
|
|
#raise ValueError, "Not a versioned resource %r" % path
|
|
self.kind = d['nodekind'] == 'directory' and 'dir' or d['nodekind']
|
|
self.rev = int(d['revision'])
|
|
self.path = py.path.local(d['path'])
|
|
self.size = self.path.size()
|
|
if 'lastchangedrev' in d:
|
|
self.created_rev = int(d['lastchangedrev'])
|
|
if 'lastchangedauthor' in d:
|
|
self.last_author = d['lastchangedauthor']
|
|
if 'lastchangeddate' in d:
|
|
self.mtime = parse_wcinfotime(d['lastchangeddate'])
|
|
self.time = self.mtime * 1000000
|
|
|
|
def __eq__(self, other):
|
|
return self.__dict__ == other.__dict__
|
|
|
|
def parse_wcinfotime(timestr):
|
|
""" Returns seconds since epoch, UTC. """
|
|
# example: 2003-10-27 20:43:14 +0100 (Mon, 27 Oct 2003)
|
|
m = re.match(r'(\d+-\d+-\d+ \d+:\d+:\d+) ([+-]\d+) .*', timestr)
|
|
if not m:
|
|
raise ValueError, "timestring %r does not match" % timestr
|
|
timestr, timezone = m.groups()
|
|
# do not handle timezone specially, return value should be UTC
|
|
parsedtime = time.strptime(timestr, "%Y-%m-%d %H:%M:%S")
|
|
return calendar.timegm(parsedtime)
|
|
|
|
def make_recursive_propdict(wcroot,
|
|
output,
|
|
rex = re.compile("Properties on '(.*)':")):
|
|
""" Return a dictionary of path->PropListDict mappings. """
|
|
lines = filter(None, output.split('\n'))
|
|
pdict = {}
|
|
while lines:
|
|
line = lines.pop(0)
|
|
m = rex.match(line)
|
|
if not m:
|
|
raise ValueError, "could not parse propget-line: %r" % line
|
|
path = m.groups()[0]
|
|
wcpath = wcroot.join(path, abs=1)
|
|
propnames = []
|
|
while lines and lines[0].startswith(' '):
|
|
propname = lines.pop(0).strip()
|
|
propnames.append(propname)
|
|
assert propnames, "must have found properties!"
|
|
pdict[wcpath] = svncommon.PropListDict(wcpath, propnames)
|
|
return pdict
|
|
|
|
def error_enhance((cls, error, tb)):
|
|
raise cls, error, tb
|
|
|